Service:We attach great importance to our customers' shopping experience. If you have any questions, please feel free to contact us, we will reply you as soon as possible within 24 hours Easy to operate: Refractive index scale adjustment handwheel, rotate to adjust the clarity, light entrance prism, light enters the instrument through the light entrance prism Widely used: Widely used in petroleum industry, pharmaceutical industry, architectural coating industry, food industry, daily chemical industry, experiments, scientific research and teaching Professional Refractometer: It is an instrument that measures the ND refractive index and average NF-NC dispersion of transparent or translucent liquids(mainly using transparent liquids). Measurement range: You can understand the optical properties, purity, concentration, dispersion size, etc. of the substance. This instrument can measure the sugar content